Question

when did the harappan culture decline?
please answer fast​

Answer 1

Answer:

But what leads to the decline of the Harappan Civilization is still a mystery. The definite reason that led to the decline of the Indus Valley Civilization is not known, as no reliable resource of that period is available at present. Every conclusion regarding the decline is based upon speculations of historian

Answer 2

Answer:

1800 BC the harrapan culture decline